Global Volcanism Program | Image GVP-08272
The two principal summit craters of Irazú volcano are seen here from the west. A lake fills the bottom of the currently active main crater (Cráter Principal), which partially truncates the older Diego de la Haya crater at the top of the photo. The latter has not erupted since the 18th century.
Photo by Paul Kimberly, 1998 (Smithsonian Institution).